Eamonn Walker is set to reprise his role as Chief Wallace Boden in an upcoming episode of "Chicago Fire." Boden returns to Firehouse 51 to lead a post-incident analysis following a tragic house fire. The episode, titled "Post-Mortem," promises to be a thrilling ride with flashbacks and unique perspectives. Walker left the show at the end of Season 12, and his return is eagerly anticipated by fans of the long-running series. "Chicago Fire" is part of the "One Chicago" franchise created by Derek Haas and Michael Brandt, which also includes "Chicago Med" and "Chicago P.D."
Source: https://variety.com/2025/tv/news/eamonn-walker-chicago-fire-return-season-13-1236327913/